device/hid/hid_service_win.h

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef DEVICE_HID_HID_SERVICE_WIN_H_
   6 #define DEVICE_HID_HID_SERVICE_WIN_H_
   7
   8 #include <map>
   9
  10 #include "device/hid/hid_device_info.h"
  11 #include "device/hid/hid_service.h"
  12
  13 #if defined(OS_WIN)
  14
  15 #include <windows.h>
  16 #include <hidclass.h>
  17
  18 extern "C" {
  19 #include <hidsdi.h>
  20 #include <hidpi.h>
  21 }
  22
  23 #endif  // defined(OS_WIN)
  24
  25 namespace device {
  26
  27 class HidConnection;
  28
  29 class HidServiceWin : public HidService {
  30  public:
  31   HidServiceWin();
  32
  33   virtual void GetDevices(std::vector<HidDeviceInfo>* devices) OVERRIDE;
  34
  35   virtual scoped_refptr<HidConnection> Connect(const HidDeviceId& device_id)
  36       OVERRIDE;
  37
  38  private:
  39   virtual ~HidServiceWin();
  40
  41   void Enumerate();
  42   static void CollectInfoFromButtonCaps(PHIDP_PREPARSED_DATA preparsed_data,
  43                                         HIDP_REPORT_TYPE report_type,
  44                                         USHORT button_caps_length,
  45                                         HidCollectionInfo* collection_info);
  46   static void CollectInfoFromValueCaps(PHIDP_PREPARSED_DATA preparsed_data,
  47                                        HIDP_REPORT_TYPE report_type,
  48                                        USHORT value_caps_length,
  49                                        HidCollectionInfo* collection_info);
  50   void PlatformAddDevice(const std::string& device_path);
  51   void PlatformRemoveDevice(const std::string& device_path);
  52
  53   DISALLOW_COPY_AND_ASSIGN(HidServiceWin);
  54 };
  55
  56 }  // namespace device
  57
  58 #endif  // DEVICE_HID_HID_SERVICE_WIN_H_